Cleared Traditional

1840 HA PARTICLES (K921776) - FDA 510(k) Clearance

Class II Dental device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K921776 · Bio-Interfaces, Inc. · Dental device
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Dec 1992
Decision
235d
Days
Class 2
Risk

K921776 is an FDA 510(k) clearance for the 1840 HA PARTICLES. Classified as Bone Grafting Material, Synthetic (product code LYC), Class II - Special Controls.

Submitted by Bio-Interfaces, Inc. (San Diego, US). The FDA issued a Cleared decision on December 4, 1992 after a review of 235 days - an extended review cycle.

This device falls under the Dental FDA review panel, regulated under 21 CFR 872.3930 - the FDA dental device regulatory framework. The Traditional 510(k) pathway establishes clearance through substantial equivalence to a legally marketed predicate device, without requiring clinical trial data.

Device pattern: Standard predicate-based submission. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the Dental review framework, consistent with the majority of Class II 510(k) submissions.

View all Bio-Interfaces, Inc. devices

Submission Details

510(k) Number K921776 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received April 13, 1992
Decision Date December 04, 1992
Days to Decision 235 days
Submission Type Traditional
Review Panel Dental (DE)
Summary Statement
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
108d slower than avg
Panel avg: 127d · This submission: 235d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code LYC Bone Grafting Material, Synthetic
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 872.3930
Definition A Synthetic Bone Grafting Material Is Synthetically-derived Device, Such As Hydroxylapatite, Intended To Fill, Augment, Or Reconstruct Periodontal And Or Bony Defects Of The Upper Or Lower Jaw.
What this classification means

Class II devices require demonstration of substantial equivalence to a legally marketed predicate device. This pathway does not require clinical trials - it relies on engineering equivalence and performance data. Most Dental devices follow this clearance model.